package jdbc;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Scanner;

public class JDBCDemo2 {
    public static void main(String[] args) throws ClassNotFoundException, SQLException {
        Class.forName("com.mysql.cj.jdbc.Driver");
        Connection connection = DriverManager.getConnection("jdbc:mysql://127.0.0.1:3306/tedu?characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai&rewriteBatchedStatements=true","root","root");
        Statement statement = connection.createStatement();
        System.out.println("请输入用户名");
        Scanner scanner = new Scanner(System.in);
        String username = scanner.next();
        System.out.println("请输入密码");
        String password = scanner.next();
        String sql = "UPDATE userinfo SET password ='"+password +"' WHERE username = '"+username+"';";
        int i = statement.executeUpdate(sql);
        statement.close();
        connection.close();

    }
}
